They can protest to use safer sources of energy like power plants.
The answer is the option A. removing plants from hillsides eliminates the root structures that anchor soil. Indeed the roots of trees, further to anchor the tress to the floor, serve as a net to which the soil attaches preventing the soil of been washed and removed by rainstorms
The ileum contains villi that project into the lumen and increase the amount of surface area.
Villi are small finger-like structures that project into the lumen of the small intestine. Villi increase the surface area of the intestinal walls for easy and quick absorption of digested food with the addition of digestive secretions. Villi vary in length from about 0.5 to 1 mm. They are usually found in large numbers at the beginning of the small intestine and they reduce toward the end of the tract.
The variation in color and markings is beneficial to the orchid plants because it helps the flowers pollinate efficiently (Option C). It is an adaptation.
<h3>What is an adaptation?</h3>
An adaptation is an evolutionary trait that allows an organism to take advantage of survival and/or reproduction.
Orchid color can attract pollinators by mimicking flowers of plant species that live in the same area.
It is an adaptation known as mimetism, which allows them to take an evolutionary advantage.
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